Nature and Environment

3. is the chemical element with the symbol O and atomic number 8.
4. of a species, family, or other larger group having no living members.
5. is an official national red list of the threatened animals, plants and fungi that are protected by the law in Ukraine.
6. use again or more than once
8. Our green Mother.
9. Synonym Garbage.
11. of a species seriously at risk of extinction.
13. is worthless, defective and of no use.
14. convert waste into reusable material
15. the natural home or environment of an animal, plant, or other organism

1. the introduction of harmful materials into the environment.
2. An area of land managed to conserve wildlife or plant habitat or other natural features
7. the surroundings or conditions in which a person, animal, or plant lives or operates.
10. a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
12. What mean SOS?